package com.example.bilibili_miaosha.config;

/**
 * @ClassName RedisConfig
 * @Description TODO
 * @Author 川
 * @Date 2022/3/30 18:07
 * @Version 1.0
 **/
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.ClassPathResource;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.script.DefaultRedisScript;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

@Configuration//所有配置类都要有这个
public class RedisConfig {

    @Bean  //用于自定义方法生成Bean，这个bean被用在了userServiceImpl中
    public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
        RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();
        //key序列化
        redisTemplate.setKeySerializer(new StringRedisSerializer());
        //value序列化
        redisTemplate.setValueSerializer(new GenericJackson2JsonRedisSerializer());
        //hash类型 key序列化
        redisTemplate.setHashKeySerializer(new StringRedisSerializer());
        //hash类型 value序列化
        redisTemplate.setHashValueSerializer(new GenericJackson2JsonRedisSerializer());
        //注入连接工厂
        redisTemplate.setConnectionFactory(redisConnectionFactory);
        return redisTemplate;
    }


    // @Bean
    // public DefaultRedisScript<Boolean> script() {
    // 	DefaultRedisScript<Boolean> redisScript = new DefaultRedisScript<>();
    // 	//lock.lua脚本位置和application.yml同级目录
    // 	redisScript.setLocation(new ClassPathResource("lock.lua"));
    // 	redisScript.setResultType(Boolean.class);
    // 	return redisScript;
    // }


    @Bean
    public DefaultRedisScript<Long> script() {
        DefaultRedisScript<Long> redisScript = new DefaultRedisScript<>();
        //放在和application.yml 同层目录下
        redisScript.setLocation(new ClassPathResource("stock.lua"));
        redisScript.setResultType(Long.class);
        return redisScript;
    }

}